import unittest
from unittest.mock import MagicMock
from PyQt5.QtWidgets import QApplication
from fbrowser import SampleMusicBrowser

class TestSampleMusicBrowser(unittest.TestCase):
    def setUp(self):
        self.app = QApplication([])
        self.browser = SampleMusicBrowser()

    def tearDown(self):
        self.app.quit()

    def test_player_error(self):
        # Mock QMediaPlayer and set error code
        self.browser.player.error = MagicMock(return_value=1)
        self.browser.player.errorString = MagicMock(return_value="Test Error")
        self.browser.player_error(1)
        # Assert that the error message is printed
        self.assertIn("An error occurred: Code:1  Test Error", self.browser.console_output)

    def test_player_media_status_changed(self):
        # Mock QMediaPlayer and set media status
        self.browser.player_media_status_changed(2)
        # Assert that the media status is printed
        self.assertIn("Media Status: 2", self.browser.console_output)

    def test_play_file(self):
        # Mock QFileSystemModel and set file path
        self.browser.list_model.filePath = MagicMock(return_value="/path/to/file.mp3")
        # Call play_file method
        self.browser.play_file(None)
        # Assert that the player is playing the correct media
        self.assertEqual(self.browser.playlist.media(0).canonicalUrl().toString(), "file:///path/to/file.mp3")

if __name__ == '__main__':
    unittest.main()